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PatchSiren cyber security CVE debrief

CVE-2026-79827 Hewlett Packard Enterprise CVE debrief

A heap buffer overflow in HPE NonStop Inspect Subsystem could corrupt resume-execution address and may potentially redirect execution flow. This vulnerability affects HPE NonStop Inspect Subsystem deployments. Defenders should assess exposure and verify affected versions. The CVE record and NVD entry provide limited information about the vulnerability, so verification of affected versions and remediation guidance from HPE are necessary to address the vulnerability. The vulnerability has a CVSS score of 7.1 and is classified as HIGH severity.

Vendor
Hewlett Packard Enterprise
Product
HPE NonStop Inspect Subsystem
CVSS
HIGH 7.1
CISA KEV
Not listed in stored evidence
Original CVE published
2026-10-15
Original CVE updated
2026-10-15
Advisory published
2026-10-15
Advisory updated
2026-10-15

Who should care

Defenders responsible for HPE NonStop Inspect Subsystem deployments should assess exposure and verify affected versions. They should also review remediation guidance from HPE to address the heap buffer overflow vulnerability. Defenders should prioritize verification of affected versions and remediation guidance from HPE.

Why it matters

Defenders should prioritize verification of affected versions and remediation guidance from HPE to address the heap buffer overflow vulnerability in HPE NonStop Inspect Subsystem.

  • Verification of affected versions is required to determine exposure
  • Remediation guidance from HPE is necessary to address the vulnerability

Technical summary

A heap buffer overflow in HPE NonStop Inspect Subsystem could corrupt resume-execution address and may potentially redirect execution flow. The vulnerability affects HPE NonStop Inspect Subsystem deployments and has a CVSS score of 7.1. Defenders should assess exposure and verify affected versions. The CVE record and NVD entry provide limited information about the vulnerability.

Defensive priority

Defenders should prioritize verification of affected versions and remediation guidance from HPE.

Recommended defensive actions

  • Verify affected versions of HPE NonStop Inspect Subsystem
  • Monitor HPE security advisories for remediation guidance
  • Review compensating controls for exposed systems while remediation is scheduled and verified
  • Check relevant monitoring, detection, and logs for exposed assets that need extra review
  • Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability. The CVE record was published on 2026-10-15T10:17:15.840Z and has not been modified since then. The NVD entry provides official NIST NVD detail page and source-specific vulnerability assessment. Defenders should verify affected versions and review remediation guidance from HPE to address the heap buffer overflow vulnerability in HPE NonStop Inspect Subsystem. The vulnerability may potentially redirect the

Sources and references

Verified primary and authoritative sources

  • CVE-2026-79827 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-79827

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-79827 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-79827

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.